mirror of
https://github.com/ianlancetaylor/libbacktrace.git
synced 2026-03-20 17:29:06 +08:00
libbacktrace: update libtool.m4 to current GCC HEAD
This commit is contained in:
Ian Lance Taylor
215
libtool.m4
vendored
215
libtool.m4
vendored
@@ -1005,7 +1005,7 @@ _LT_EOF
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# darwin 5.x (macOS 10.1) onwards we only need to adjust when the
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# deployment target is forced to an earlier version.
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case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host in
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UNSET,*-darwin[[89]]*|UNSET,*-darwin[[12]][[0123456789]]*)
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UNSET,*-darwin[[89]]*|UNSET,*-darwin[[12]][[0-9]]*)
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;;
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10.[[012]][[,.]]*)
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_lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
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@@ -1039,6 +1039,45 @@ _LT_EOF
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m4_defun([_LT_DARWIN_LINKER_FEATURES],
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[
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m4_require([_LT_REQUIRED_DARWIN_CHECKS])
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# Publish an arg to allow the user to select that Darwin host (and target)
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# libraries should be given install-names like @rpath/libfoo.dylib. This
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# requires that the user of the library then adds an 'rpath' to the DSO that
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# needs access.
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# NOTE: there are defaults below, for systems that support rpaths. The person
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# configuring can override the defaults for any system version that supports
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# them - they are, however, forced off for system versions without support.
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AC_ARG_ENABLE([darwin-at-rpath],
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AS_HELP_STRING([--enable-darwin-at-rpath],
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[install libraries with @rpath/library-name, requires rpaths to be added to executables]),
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[if test "x$enable_darwin_at_rpath" = "xyes"; then
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# This is not supported before macOS 10.5 / Darwin9.
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case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host_os in
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UNSET,darwin[[4-8]]*|UNSET,rhapsody*|10.[[0-4]][[,.]]*)
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AC_MSG_WARN([Darwin @rpath library names are incompatible with OSX versions earlier than 10.5 (rpaths disabled)])
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enable_darwin_at_rpath=no
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;;
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esac
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fi],
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[case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host_os in
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# As above, before 10.5 / Darwin9 this does not work.
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UNSET,darwin[[4-8]]*|UNSET,rhapsody*|10.[[0-4]][[,.]]*)
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enable_darwin_at_rpath=no
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;;
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# We cannot build and test reliably on macOS 10.11+ (Darwin15+) without use
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# of rpaths, since runpaths set via DYLD_LIBRARY_PATH are elided by key
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# system executables (e.g. /bin/sh). Force rpaths on for these systems.
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UNSET,darwin1[[5-9]]*|UNSET,darwin2*|10.1[[1-9]][[,.]]*|1[[1-9]].*[[,.]]* )
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AC_MSG_NOTICE([@rpath library names are needed on macOS versions later than 10.11 (rpaths have been enabled)])
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enable_darwin_at_rpath=yes
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;;
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# NOTE: we are not (yet) doing anything for 10.5 .. 10.10, since they can
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# work with either DYLD_LIBRARY_PATH or embedded rpaths.
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esac
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])
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_LT_TAGVAR(archive_cmds_need_lc, $1)=no
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_LT_TAGVAR(hardcode_direct, $1)=no
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_LT_TAGVAR(hardcode_automatic, $1)=yes
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@@ -1056,13 +1095,21 @@ m4_defun([_LT_DARWIN_LINKER_FEATURES],
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esac
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if test "$_lt_dar_can_shared" = "yes"; then
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output_verbose_link_cmd=func_echo_all
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_LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
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_lt_install_name='\$rpath/\$soname'
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if test "x$enable_darwin_at_rpath" = "xyes"; then
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_lt_install_name='@rpath/\$soname'
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fi
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_LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name ${_lt_install_name} \$verstring ${_lt_dsymutil}"
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_LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
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_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
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_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name ${_lt_install_name} \$verstring ${_lt_dar_export_syms}${_lt_dsymutil}"
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_LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
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m4_if([$1], [CXX],
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[ if test "$lt_cv_apple_cc_single_mod" != "yes"; then
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_LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
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_lt_install_name='\$rpath/\$soname'
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if test "x$enable_darwin_at_rpath" = "xyes"; then
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_lt_install_name='@rpath/\$soname'
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fi
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_LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name ${_lt_install_name} \$verstring${_lt_dsymutil}"
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_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
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fi
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],[])
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@@ -1325,8 +1372,33 @@ need_locks="$enable_libtool_lock"
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# _LT_CMD_OLD_ARCHIVE
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# -------------------
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m4_defun([_LT_CMD_OLD_ARCHIVE],
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[AC_CHECK_TOOL(AR, ar, false)
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[plugin_option=
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plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
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for plugin in $plugin_names; do
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plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
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if test x$plugin_so = x$plugin; then
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plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
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fi
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if test x$plugin_so != x$plugin; then
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plugin_option="--plugin $plugin_so"
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break
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fi
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done
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AC_CHECK_TOOL(AR, ar, false)
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test -z "$AR" && AR=ar
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if test -n "$plugin_option"; then
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if $AR --help 2>&1 | grep -q "\--plugin"; then
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touch conftest.c
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$AR $plugin_option rc conftest.a conftest.c
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if test "$?" != 0; then
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AC_MSG_WARN([Failed: $AR $plugin_option rc])
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else
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AR="$AR $plugin_option"
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fi
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rm -f conftest.*
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fi
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fi
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test -z "$AR_FLAGS" && AR_FLAGS=cru
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_LT_DECL([], [AR], [1], [The archiver])
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_LT_DECL([], [AR_FLAGS], [1])
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@@ -1337,6 +1409,11 @@ _LT_DECL([], [STRIP], [1], [A symbol stripping program])
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AC_CHECK_TOOL(RANLIB, ranlib, :)
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test -z "$RANLIB" && RANLIB=:
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if test -n "$plugin_option" && test "$RANLIB" != ":"; then
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if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
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RANLIB="$RANLIB $plugin_option"
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fi
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fi
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_LT_DECL([], [RANLIB], [1],
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[Commands used to install an old-style archive])
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@@ -2334,7 +2411,7 @@ haiku*)
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soname_spec='${libname}${release}${shared_ext}$major'
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shlibpath_var=LIBRARY_PATH
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shlibpath_overrides_runpath=yes
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sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/beos/system/lib'
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sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
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hardcode_into_libs=yes
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;;
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@@ -2675,6 +2752,25 @@ uts4*)
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shlibpath_var=LD_LIBRARY_PATH
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;;
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# Shared libraries for VwWorks, >= 7 only at this stage
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# and (fpic) still incompatible with "large" code models
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# in a few configurations. Only for RTP mode in any case,
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# and upon explicit request at configure time.
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vxworks7*)
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dynamic_linker=no
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case ${with_multisubdir}-${enable_shared} in
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*large*)
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;;
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*mrtp*-yes)
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version_type=linux
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need_lib_prefix=no
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need_version=no
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library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
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soname_spec='${libname}${release}${shared_ext}$major'
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dynamic_linker="$host_os module_loader"
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;;
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esac
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;;
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*)
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dynamic_linker=no
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;;
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@@ -3162,6 +3258,11 @@ sysv4 | sysv4.3*)
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tpf*)
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lt_cv_deplibs_check_method=pass_all
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;;
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vxworks*)
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# Assume VxWorks cross toolchains are built on Linux, possibly
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# as canadian for Windows hosts.
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lt_cv_deplibs_check_method=pass_all
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;;
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esac
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])
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file_magic_cmd=$lt_cv_file_magic_cmd
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@@ -3177,53 +3278,61 @@ _LT_DECL([], [file_magic_cmd], [1],
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# LT_PATH_NM
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# ----------
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# find the pathname to a BSD- or MS-compatible name lister
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# find the pathname to a BSD- or MS-compatible name lister, and any flags
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# needed to make it compatible
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AC_DEFUN([LT_PATH_NM],
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[AC_REQUIRE([AC_PROG_CC])dnl
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AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
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[if test -n "$NM"; then
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# Let the user override the test.
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lt_cv_path_NM="$NM"
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else
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lt_nm_to_check="${ac_tool_prefix}nm"
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if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
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lt_nm_to_check="$lt_nm_to_check nm"
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fi
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for lt_tmp_nm in $lt_nm_to_check; do
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lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
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for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
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IFS="$lt_save_ifs"
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test -z "$ac_dir" && ac_dir=.
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tmp_nm="$ac_dir/$lt_tmp_nm"
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if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
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# Check to see if the nm accepts a BSD-compat flag.
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# Adding the `sed 1q' prevents false positives on HP-UX, which says:
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# nm: unknown option "B" ignored
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# Tru64's nm complains that /dev/null is an invalid object file
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case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
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*/dev/null* | *'Invalid file or object type'*)
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lt_cv_path_NM="$tmp_nm -B"
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break
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;;
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*)
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case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
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*/dev/null*)
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lt_cv_path_NM="$tmp_nm -p"
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break
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;;
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*)
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lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
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continue # so that we can try to find one that supports BSD flags
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;;
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esac
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;;
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esac
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fi
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done
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IFS="$lt_save_ifs"
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done
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: ${lt_cv_path_NM=no}
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fi])
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# Let the user override the nm to test.
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lt_nm_to_check="$NM"
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else
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lt_nm_to_check="${ac_tool_prefix}nm"
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if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
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lt_nm_to_check="$lt_nm_to_check nm"
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fi
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fi
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for lt_tmp_nm in "$lt_nm_to_check"; do
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lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
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for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
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IFS="$lt_save_ifs"
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test -z "$ac_dir" && ac_dir=.
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# Strip out any user-provided options from the nm to test twice,
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# the first time to test to see if nm (rather than its options) has
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# an explicit path, the second time to yield a file which can be
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# nm'ed itself.
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tmp_nm_path="`$ECHO "$lt_tmp_nm" | sed 's, -.*$,,'`"
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case "$tmp_nm_path" in
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*/*|*\\*) tmp_nm="$lt_tmp_nm";;
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*) tmp_nm="$ac_dir/$lt_tmp_nm";;
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esac
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tmp_nm_to_nm="`$ECHO "$tmp_nm" | sed 's, -.*$,,'`"
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if test -f "$tmp_nm_to_nm" || test -f "$tmp_nm_to_nm$ac_exeext" ; then
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# Check to see if the nm accepts a BSD-compat flag.
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# Adding the `sed 1q' prevents false positives on HP-UX, which says:
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# nm: unknown option "B" ignored
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case `"$tmp_nm" -B "$tmp_nm_to_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
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*$tmp_nm*) lt_cv_path_NM="$tmp_nm -B"
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break
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;;
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*)
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case `"$tmp_nm" -p "$tmp_nm_to_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
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*$tmp_nm*)
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lt_cv_path_NM="$tmp_nm -p"
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break
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;;
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*)
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lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
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continue # so that we can try to find one that supports BSD flags
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;;
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esac
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;;
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esac
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fi
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done
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IFS="$lt_save_ifs"
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done
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: ${lt_cv_path_NM=no}])
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if test "$lt_cv_path_NM" != "no"; then
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NM="$lt_cv_path_NM"
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else
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@@ -3372,7 +3481,7 @@ osf*)
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symcode='[[BCDEGQRST]]'
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;;
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solaris*)
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symcode='[[BDRT]]'
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symcode='[[BCDRT]]'
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;;
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sco3.2v5*)
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symcode='[[DT]]'
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@@ -6396,8 +6505,9 @@ if test "$_lt_caught_CXX_error" != yes; then
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;;
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vxworks*)
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# FIXME: insert proper C++ library support
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_LT_TAGVAR(ld_shlibs, $1)=no
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# For VxWorks ports, we assume the use of a GNU linker with
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# standard elf conventions.
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_LT_TAGVAR(ld_shlibs, $1)=yes
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;;
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*)
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@@ -6441,7 +6551,6 @@ fi # test "$_lt_caught_CXX_error" != yes
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AC_LANG_POP
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])# _LT_LANG_CXX_CONFIG
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# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
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# ---------------------------------
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# Figure out "hidden" library dependencies from verbose
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Block a user